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What is the Least Common Multiple of 12731 and 12750?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 12731 and 12750 is 162320250.

LCM(12731,12750) = 162320250

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Least Common Multiple of 12731 and 12750 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12731 and 12750, than apply into the LCM equation.

GCF(12731,12750) = 1
LCM(12731,12750) = ( 12731 × 12750) / 1
LCM(12731,12750) = 162320250 / 1
LCM(12731,12750) = 162320250

Least Common Multiple (LCM) of 12731 and 12750 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12731 and 12750. First we will calculate the prime factors of 12731 and 12750.

Prime Factorization of 12731

Prime factors of 12731 are 29, 439. Prime factorization of 12731 in exponential form is:

12731 = 291 × 4391

Prime Factorization of 12750

Prime factors of 12750 are 2, 3, 5, 17. Prime factorization of 12750 in exponential form is:

12750 = 21 × 31 × 53 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 12731 and 12750.

LCM(12731,12750) = 291 × 4391 × 21 × 31 × 53 × 171
LCM(12731,12750) = 162320250